package visitor;

import visitor.billtypes.BillType1;
import visitor.billtypes.BillType2;
import visitor.billtypes.BillType3;
import visitor.billtypes.BillType4;
public interface Formatter {
    void format(BillType1 billType1);
    void format(BillType2 billType2);
    void format(BillType3 billType3);
    void format(BillType4 billType4);
}
